Rays vs Mariners Prediction and MLB Tips - 13 July 2026
Last updated: Jul 12, 2026, 5:40PM | Published: Jul 11, 2026, 7:46PM
The Tampa Bay Rays will sqaure off with the Seattle Mariners in MLB action at Tropicana Field on Monday, starting at 3:40am AEST.
Ian Seymour (6-1, 4.11 ERA) will be on the bump for the Rays, up against Emerson Hancock (6-4, 3.22 ERA) for the Mariners.
This article features Stats Insider's best betting tips for the Rays vs Mariners game, along with the latest betting odds in Australia.
Who Will Win?
Using advanced machine learning and data, Stats Insider has simulated the result of Monday's Tampa Bay vs Seattle MLB game 10,000 times.
Our proven predictive analytics model currently gives the Rays a 54% chance of defeating the Mariners at Tropicana Field.
Rays vs Mariners: Odds
The latest betting odds in Australia for Monday's MLB game at Tropicana Field are shown below:
- Head to Head: Rays $1.67, Mariners $2.25
- Line: Rays -1.5 ($2.45), Mariners +1.5 ($1.59)
- Total (Over/Under 8 Runs): Over $1.91, Under $1.91
Odds are correct at the time of publication and subject to change.
Looking at the latest head-to-head odds, the bookmakers currently have the Rays at $1.67 and the Mariners at $2.25.
The Rays are 1.5-run favourites against the Mariners, with odds of $2.45 available at TAB.
For the underdog Mariners (+1.5) to cover the line, TAB offers odds of $1.59.
The over/under for total runs scored is set at 8 with TAB, which has odds of $1.91 for the over and $1.91 for the under.
According to Stats Insider's model, the Mariners (+1.5) are predicted to cover the line 63% of the time, while the 8-run over/under is expected to go over 55% of the time.
Rays vs Mariners: Betting Tips
- Head to Head: Seattle at $2.25 with TAB
- Line: Mariners +1.5 at $1.59 with TAB
- Total Runs: Over 8 at $1.91 with TAB
Stats Insider's Rays vs Mariners best bets are based on market-leading simulations and wagering experience to help you place more informed bets with your chosen online bookie.
While the Rays have a higher chance of winning the game, betting on the Mariners to win is our recommended option due to the 3.8% edge identified when comparing our data-driven probabilities to the odds currently on offer.
Taking advantage of the edges seen on Stats Insider is one of the keys to achieving long-term profitability.
Rays vs Mariners: Prediction
Stats Insider provides full coverage of the Tampa Bay vs Seattle game on Monday, including data-driven predictions and expert tips.
Our model updates regularly, so refresh this article for the latest betting predictions before the Tampa Bay vs Seattle game.
As always, see Stats Insider's Best Bets for the best tips on every MLB game, plus predictions for a wide range of other sports.
Rays vs Mariners: Essential Details
The match-up between the Rays and Mariners at Tropicana Field is scheduled to start at 3:40am AEST on Monday.
- Teams: Tampa Bay Rays vs Seattle Mariners
- Date: Monday 13 July 2026
- Time: 3:40am AEST
- Venue: Tropicana Field
All dates and times mentioned in this article are in Australian Eastern Standard Time (AEST), unless otherwise stated.
Conclusion
Our Tampa Bay vs Seattle predictions are based on 10,000 data-driven simulations of the game, carefully curated by our team of skilled data scientists and analysts. We use cutting-edge technology and machine learning to ensure our MLB tips are accurate and reliable, giving you the knowledge you need to make informed decisions with confidence.
If you choose to use our MLB predictions for betting purposes, it's vital that you gamble responsibly and keep track of your money. For free and confidential support, call 1800 858 858 or visit gamblinghelponline.org.au.
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